VisitBritain, the British national tourism agency, has put out a list of tips it hopes will help British citizens give a warm welcome to foreign visitors during the London 2012 Olympics. All of the tips below are from that guide. Really. REAL TIP...

ESPN is going 3-D. So so so so so awesome. Well, that was my first reaction. Then I thought this through a bit more. There are definitely a few drawbacks to sports in 3-D that could undermine the entire thing. You have been warned. Jerry Jones -- I'...